[R] arima forecast function

[warthog29]

Thanks for the correction Gabor. I am still new to R. 

Gabor Grothendieck wrote:
> 
> forecast must be quoted:
> 
> install.packages("forecast")
> 
> and in this case its actually part of the forecasting bundle so we
> could also do this:
> 
> install.packages("forecasting")
> 
> Look at ?install.packages and note the way it works for different values
> of
> the dependencies argument.
> 
> On Tue, Aug 12, 2008 at 7:28 PM, warthog29 <gaylewind at gmail.com> wrote:
>>
>> I initially input the following commands, and got the corresponding
>> errors:
>>
>> install.packages(forecast)
>> Error in install.packages(forecast) : object "forecast" not found
>>> library(forecast)
>> Error in library(forecast) : there is no package called 'forecast'
>>
>>
>> I was finally able to get it installed by using the menus provided.
>> Thanks
>> for your help.
>>
>>
>> Nordlund, Dan (DSHS/RDA) wrote:
>>>
>>>> -----Original Message-----
>>>> From: r-help-bounces at r-project.org
>>>> [mailto:r-help-bounces at r-project.org] On Behalf Of warthog29
>>>> Sent: Tuesday, August 12, 2008 3:40 PM
>>>> To: r-help at r-project.org
>>>> Subject: [R] arima forecast function
>>>>
>>>>
>>>> hi:
>>>>
>>>> I am trying to fit prediction intervals for an arima object.
>>>> My search led
>>>> me to the link:
>>>>
>>>> http://finzi.psych.upenn.edu/R/library/forecast/html/forecast.
>>>> Arima.html
>>>>
>>>> which has the function "forecast", as I wanted. However, when
>>>> I try to run
>>>> it in R, I get the message:
>>>>
>>>> Error in plot(forecast(fit)) : could not find function "forecast"
>>>>
>>>> Even the example provided on the page (having corrected the
>>>> function "Arima"
>>>> to "arima") does not seem to work.
>>>> What's going on? Does the function "forecast" to an older
>>>> version of R? Can
>>>> somebody please explain?
>>>> --
>>>
>>> Have you installed the forecast package on your system?  If you have,
>>> did
>>> you load the package?
>>>
>>> library(forecast)
>>>
>>>
>>> Hope this is helpful,
>>>
>>> Dan
>>>
>>> Daniel J. Nordlund
>>> Washington State Department of Social and Health Services
>>> Planning, Performance, and Accountability
>>> Research and Data Analysis Division
>>> Olympia, WA  98504-5204
> 
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